Home / 3,454,557.72-5,174,896.90-1,720,202.52

Finding the Fourth Proportional to 3,454,557.72, 5,174,896.90 and 1,720,202.52

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Solution

The fourth proportional to 3,454,557.72, 5,174,896.90 and 1,720,202.52 is: 2,576,848.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454,557.72 : 5,174,896.90 = 1,720,202.52 : x
  2. Step 2: Convert to fraction form
    3,454,557.72/5,174,896.90 = 1,720,202.52/x
  3. Step 3: Cross multiply
    3,454,557.72x = 5,174,896.90 × 1,720,202.52
  4. Step 4: Simplify right side
    3,454,557.72x = 8,901,870,688,120.19
  5. Step 5: Solve for x
    x = 8,901,870,688,120.19/3,454,557.72
  6. Step 6: Final answer
    x = 2,576,848.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.